Solar panel



FIG. 1 is a front and top perspective view of a solar panel showing our new design, in a standing position;

FIG. 2 is a back and bottom perspective view thereof;

FIG. 3 is a top view in an open position;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a left view thereof;

FIG. 8 is a right view thereof;

FIG. 9 is a left side bottom view thereof, in a closed position;

FIG. 10 is a right side bottom view thereof;

FIG. 11 is a left end view thereof;

FIG. 12 is a right end view thereof;

FIG. 13 is a front view thereof; and,

FIG. 14 is a back view thereof. 

The ornamental design for a solar panel, as shown and described. 